Abiotic Stress Research Glossary

The capacity of the photosynthetic apparatus to convert absorbed light energy into chemical energy (glucose) under given...

The reduction in the quantum yield and carbon assimilation rate of photosynthesis under abiotic stress conditions, resul...

The decline in the quantum yield of photosystem II and overall carbon fixation rate under abiotic stress conditions. Thi...

The ratio of light energy actually converted into chemical energy (photosynthetic products) relative to incident light a...

The impairment of light-dependent electron transfer reactions through photosystems II and I, typically caused by excessi...

The impairment of electron flow through photosystem II and the electron transport chain during abiotic stress, resulting...

The rate of electron movement through photosystem complexes (PSII to PSI) during the light reactions, measurable via chl...

The ratio of photosynthetic carbon fixation to absorbed photon flux density, indicating how effectively plants convert l...

The reduction in photosynthetic capacity caused by non-stomatal factors such as enzyme deactivation, chlorophyll degrada...

The reduction in photosynthetic rate and efficiency caused by stress-induced impairment of light capture, electron trans...

The ratio of photosynthetic carbon assimilation rate to total leaf nitrogen content, quantifying how effectively nitroge...

The measurement of photosynthetically active radiation (PAR) quantified as the number of photons hitting a surface per u...

The efficiency of photosystem II at converting absorbed photons into separated electron-hole pairs, expressed as the rat...

The reduction in the efficiency of light energy conversion to chemical energy (measured as Fv/Fm ratio or electron trans...

The amount of carbon dioxide fixed or oxygen produced per unit time, measured as the net or gross carbon assimilation in...

A measurable reduction in the efficiency of photosynthetic carbon fixation under abiotic stress conditions, reflecting d...

The temporal dynamics of photosynthetic rate restoration following the cessation or reduction of abiotic stress exposure...

A measure of how effectively photosystem II converts absorbed light energy into chemical energy during photosynthesis.

The combined effect of simultaneously elevated light intensity and temperature on plant physiology, resulting in compoun...

The sensory mechanism by which plants detect light quality, duration, and intensity through the photoreceptor protein ph...

The red/far-red light-dependent sensing and signaling pathway through which plants perceive light quality changes and mo...

The antagonistic or synergistic interactions between plant hormones (abscisic acid, ethylene, jasmonic acid, salicylic a...

The series of molecular events initiated by hormone-receptor binding that triggers gene expression and physiological res...

The pathological condition resulting from excessive buildup of potentially toxic compounds or elements within plant tiss...